– Lat/Long: 48.71° N 121.99° W
South Twin Sister
Weather Forecast, United StatesIssued: 3 pm Sat 24 Jan Local TimeUpdates in: hr min sUpdate imminent
Issued: 3 pm Sat 24 Jan Local Time
Updates in:
Update imminent hr min s
Issued: 3 pm Sat 24 Jan Local Time
Updates in:
Update imminent hr min s
3 South Twin Sister Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryMostly dry. Very mild (max 10°C on Tue morning, min 2°C on Sat afternoon). Wind will be generally light. | Days 5–7 Weather SummaryHeavy rain (total 88mm), heaviest during Thu afternoon. Mild temperatures (max 9°C on Tue afternoon, min 4°C on Tue night). Wind will be generally light. | ||||||||||||||||
Sat 24 | Sunday 25 | Monday 26 | Tuesday 27 | Wednesday 28 | Thursday 29 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | | |  |  |  | | | |  |  | |  | |  | | |
clear | clear | clear | clear | some clouds | cloudy | some clouds | some clouds | cloudy | cloudy | mod. rain | mod. rain | mod. rain | heavy rain | mod. rain | heavy rain | heavy rain | |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | 6 | 6 | 10 | 20 | 9 | 14 | 14 | |
max °C | 5 | 2 | 7 | 5 | 3 | 5 | 4 | 4 | 10 | 9 | 5 | 5 | 5 | 6 | 6 | 7 | 8 |
min °C | 2 | 2 | 5 | 3 | 3 | 5 | 3 | 3 | 7 | 7 | 4 | 5 | 5 | 5 | 6 | 6 | 7 |
2 | 2 | 5 | 3 | 3 | 4 | 2 | 3 | 6 | 6 | 1 | 2 | 2 | 2 | 4 | 4 | 4 | |
1650 | 1500 | 1600 | 1600 | 1500 | 1350 | 1150 | 1350 | 2050 | 2200 | 1400 | 1450 | 1450 | 1600 | 1800 | 2000 | 1850 | |
Cloud base (m) | 6300 | 2750 | 2350 | 950 | 2000 | 2750 | 600 | 600 | 600 | 600 | 600 | 550 | 700 | ||||
 | — | — | 7:46 | — | — | 7:43 | — | — | 7:43 | — | — | 7:41 | — | — | 7:41 | — | — |
 | 4:52 | — | — | 4:54 | — | — | 4:55 | — | — | 4:58 | — | — | 4:59 | — | — | 5:00 | — |
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South Twin Sister Weather (Days 0-3):
The weather forecast for South Twin Sister is: Mostly dry. Very mild (max 10°C on Tue morning, min 2°C on Sat afternoon). Wind will be generally light.
South Twin Sister Weather (Days 3-6):
Heavy rain (total 88mm), heaviest during Thu afternoon. Mild temperatures (max 9°C on Tue afternoon, min 4°C on Tue night). Wind will be generally light.
This table gives the weather forecast for South Twin Sister at the specific elevation of 500 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of South Twin Sister. To see the weather forecasts for the other elevations, use the tab navigation above the table. For a wider overview of the weather, consult the Weather Map of Washington.